user
You need to complete the following task:

Create an algorithm to decide which movies a user should watch based on their ratings of other movies.


assistant
A potential algorithm to decide which movies a user should watch based on their ratings of other movies could involve the following steps: 
1. Collect rating data from the user using online surveys. 
2. Use data mining techniques to analyze the data and identify user preferences.
3. Construct a recommendation model based on the user preferences and ratings.
4. Generate movie recommendations based on the model.
5. Use an evaluation metric to measure the accuracy of the recommendations.